Product catalog · Transformer components

Transformer components

Under-oil switches

15 to 38 kV · 2 and 4 positions

2- and 4-position under-oil switches for padmount and submersible transformers, ring or bracket mount.

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Bay-O-Net fuse holders and expulsion fuses

8.3 to 38 kV · 3 to 200 A

The complete system: fuse holders, expulsion fuses and isolation link fuses.

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Current-limiting fuses

5.5 to 38 kV · backup and full range

ELSP backup and full-range current-limiting fuses for padmount transformers, the companion of the Bay-O-Net system.

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Capacitor bank protection and springs

15/25 kV · 25 to 80 A

FN expulsion fuses, type K and T fuse links, and flipper ejector springs for distribution capacitor banks.

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Surge arresters

Distribution and Station class · 3 to 228 kV

They divert lightning and switching surges to ground before they damage the transformer or the substation equipment.

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High and low voltage bushings

1.2 to 35 kV · 200 to 1400 A

Bushing wells, 600 and 900 A deadbreak bushings and low-voltage secondary bushings, with studs, clamps and accessories.

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Tap changers

No-load (DETC) · 100 to 300 A

De-energized tap changers and their hotstick hardware kits: adjust the transformer ratio with the unit offline.

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Circuit breakers, HV and LV

For CSP transformers · oil-immersed

Oil-immersed breakers for self-protected transformers: Samrakshana on the low-voltage side and MagneX on the high-voltage side.

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Bussmann fuses and fuse holders

Class CC, RK5, RK1 and high-speed

Low-voltage Class CC, RK5, RK1 and high-speed fuses, with their blocks and holders.

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Power transformer components

Buchholz · gas samplers · cooling · spare parts

Internal protection and accessories for power transformers: EMB and Comem Buchholz relays, gas samplers and cooling fans.

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Gauges and instrumentation

Position, temperature and internal-fault monitoring

INCON tap position monitors, PT100 sensors, IFD fault detectors and the VIAT accessory line: thermometers, valves, pressure-vacuum gauges and level gauges.

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Crepe paper tubes

Standard and custom sizes

Electrical-grade insulating crepe paper tubes, compatible with mineral and vegetable oil, in the sizes your design requires.

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Manufacturing materials

Steel, yarns, ropes and desiccants

M-36 electrical steel, Conneaut Industries glass/polyester serving yarn, AVSil silica rope and desiccant silica gel for manufacturers and repair shops.

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